VulnerabilityModified
CVE-2021-28506
An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.
CRITICAL 9.1EPSS 1.42%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- EPSS
- 1.42% probability · 71th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-285, CWE-306, CWE-862
- Affected
- arista/eos
- Source
- psirt@arista.com
References
- https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071Exploit, Mitigation, Patch, Vendor Advisory
- https://www.arista.com/en/support/advisories-notices/security-advisories/13449-security-advisory-0071Exploit, Mitigation, Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.